Duramax LB7 Industrial Injection Stock Long Block
2001-2004 lb7 Duramax Stock Engine
DURAMAX CRATE ENGINES
-Performance Pistons-Keyed Crankshaft & Camshaft-New Oil cooler & New Oil pump-New water pump-Internally Balanced Crankshaft Available
Duramax Stock Heads
-Duramax Stock cylinder heads-Unshrouded Valves-New Steel Guides